Added http_error() to struct mg_callbacks
Added http_error() to struct mg_callbacks

brockn/squeasel,mulle-nat/mongoose,plan44/libmongoose,jaz303/mongoose-mit,UCSD-PL/csolve-webserver,chyland/Meerkat,GerHobbelt/civet-webserver,brockn/squeasel,danburkert/squeasel,UCSD-PL/csolve-webserver,danburkert/squeasel,daokoder/Marten,jaz303/mongoose-mit,mulle-nat/mongoose,pfalcon/mongoose-mit,chyland/Meerkat,pfalcon-mirrors/mongoose-mit,daokoder/Marten,mygittyhubby/free-mongoose,jaz303/mongoose-mit,jaz303/mongoose-mit,mygittyhubby/free-mongoose,mulle-nat/mongoose,mygittyhubby/free-mongoose,daokoder/Marten,pfalcon-mirrors/mongoose-mit,pfalcon/mongoose-mit,mygittyhubby/free-mongoose,brockn/squeasel,pfalcon/mongoose-mit,plan44/libmongoose,pfalcon/mongoose-mit,pfalcon-mirrors/mongoose-mit,daokoder/Marten,plan44/libmongoose,chyland/Meerkat,mygittyhubby/free-mongoose,daokoder/Marten,pfalcon-mirrors/mongoose-mit,chyland/Meerkat,brockn/squeasel,danburkert/squeasel,plan44/libmongoose,danburkert/squeasel,mulle-nat/mongoose,UCSD-PL/csolve-webserver,daokoder/Marten,chyland/Meerkat,GerHobbelt/civet-webserver,jaz303/mongoose-mit,GerHobbelt/civet-webserver,mulle-nat/mongoose,pfalcon/mongoose-mit,brockn/squeasel,GerHobbelt/civet-webserver,GerHobbelt/civet-webserver,chyland/Meerkat,GerHobbelt/civet-webserver,UCSD-PL/csolve-webserver,mygittyhubby/free-mongoose,daokoder/Marten,mygittyhubby/free-mongoose,plan44/libmongoose,brockn/squeasel,pfalcon-mirrors/mongoose-mit,UCSD-PL/csolve-webserver,jaz303/mongoose-mit,danburkert/squeasel,plan44/libmongoose,danburkert/squeasel